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762
RESULTS

Media Type
759
texts
3
data
Topics & Subjects
213
Geology
70
Oil wells
69
Petroleum
66
Gas wells
65
Geology, Stratigraphic
65
Mines and mineral resources
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Collection
756
American Libraries
713
University of Illinois Urbana-Champaign
6
Biodiversity Heritage Library
5
California Digital Library
3
Community Media
1
Cornell University Library
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Creator
187
illinois state geological survey
40
reinertsen, david l
29
busch, willis l
24
bell, alfred hannam, 1895-
16
samson, irma
15
frankie, wayne t
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Language
759
English
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